46171727639 has 4 divisors (see below), whose sum is σ = 47661138240. Its totient is φ = 44682317040.

The previous prime is 46171727629. The next prime is 46171727753. The reversal of 46171727639 is 93672717164.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46171727639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46171727629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 744705254 + ... + 744705315.

It is an arithmetic number, because the mean of its divisors is an integer number (11915284560).

Almost surely, 2^46171727639 is an apocalyptic number.

46171727639 is a deficient number, since it is larger than the sum of its proper divisors (1489410601).

46171727639 is a wasteful number, since it uses less digits than its factorization.

46171727639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489410600.

The product of its digits is 2667168, while the sum is 53.

The spelling of 46171727639 in words is "forty-six billion, one hundred seventy-one million, seven hundred twenty-seven thousand, six hundred thirty-nine".